/////////////////////////////////////////////////////////////
//                                                         //
// KconfigSize : Linuxͥ륵ѥ¬ġ //
//   ۥȡåȥޥ֤³ȥåƥ        //
//                                                         //
/////////////////////////////////////////////////////////////



============================================================

ΥեǤϡ̤θڤԤɬפʰʲιܤˤĤ
ޤ

- ۥȥޥȥåȥޥȤ³
- åȥޥΥåƥ
- ۥȥޥΥåƥ
- ȥ꡼ॳС
- ꥻåȥإѻ



ۥȥޥȥåȥޥȤ³
============================================================

ۥȥޥȥåȥޥȤϡʲ׵褦³Ƥ


- ͥ뤬tftpˤäƥۥȥޥ󤫤ɲǽʤȡ
- ꥢ륳󥽡ˤäơ󥽡Ϥۥȥޥ󤫤黲
  ǽʤȡ
- ۥȥޥΥޥɤˤäơåȥޥ֡ȤǤ뤳
  ȡ

ŵŪ³򲼿ޤ˼ޤ

~~~~~~ Fig.1 Host/Target Connection Diagram ~~~~~~

+------+           ether (for tftp)              +------+
|      |<--------------------------------------->|      |
|      |                                         |      |
|      |           serial (for console)          |      |
| host |<--------------------------------------->|target|
|      |                                         |      |
|      |                    relay box            |      |
|      | parallel (for reset) +---+  power line  |      |
|      |<-------------------->|   |<------------>|      |
+------+                      +---+              +------+
                                |
                                \/
                          (power source)

relay boxפϡۥȥޥ󤫤饿åȥޥŸ椹뤿
֤ǤFig.1relay boxϥۥȥޥΥѥݡȤ³
ꡢۥȥޥ˽äƥåȥޥŸONOFFON
뤳Ȥǥåȥޥ֡Ȥޤ


åȥޥΥåƥ
============================================================

--- (1) ֡
ͥۥȥޥ󤫤ɤƥ֡ȤǤ褦ꤷƤ

ͥΥɤˤϡtftpѤΤŪǤ
KconfigSizeġϡåȥޥѤΥͥۥȥޥλ
ꤵ줿˥ԡ奿åȥޥꥻåȤޤͥ
֤ꤹˡˤĤơܺ٤ configure_jp.txt 򻲾ȤƤ

åȥޥΥ֡ȥϡ饫ͥɤ
֡ȤǤ褦ꤵƤɬפޤ

--- (2) 󥽡
ץ饤ޥꥳ󥽡ۥȤ³ǥХꤷƤ
ꥢ륳󥽡ѤΤŪˡǤξ硢ꥢ
Хץ饤ޥꥳ󥽡Ȥʤ褦ͥ뵯ưѥ᡼
  console=/dev/ttyS0
λԤäƤ

--- (3) ̤¬
ưץȡ/etc/rc?.dˤȤ kconfigsize/bin/target/memfree.sh 
¹Ԥ褦ꤷƤ
ŪˤϰʲΤ褦ꤷޤʥǥեȥ٥뤬ξ

# cp kconfigsize/bin/targt/memfree.sh /etc/init.d
# cd /etc/rc1.d
# ln -s ../init.d/memfree.sh S99memfree

memfree.sh ϰʲΥץѤޤ
åȥޥˤϤ򥤥󥹥ȡ뤷ƤƤ
  dmesg, expr, sed, grep


ۥȥޥΥåƥ
============================================================

--- (1) åȥޥؤΥͥ붡
åȥޥ󤬥ͥɤǤ褦ꤷƤ
ŪˤtftpФѤޤ
ʤݡȤǥ쥯ȥΥѥߥåϡKconfigSizeġ
¹Ԥ桼ߤǤ褦ꤷƤ

--- (2) åȥޥΥ󥽡³
åȥޥΥ󥽡Ϥ褦åƥ󥰤Ƥ

ʤKconfigSizeġϡ֥ȥ꡼ॳСפȸƤФץ
𤷤ƥåȥޥΥ󥽡Ϥޤȥ꡼ॳ
Сξܺ٤ˤĤƤϸҤΡ֥ȥ꡼ॳС͡פι򻲾Ȥ


--- (3) åȥޥΥꥻå
åȥޥۥȥޥ󤫤ꥻåȤǤ褦˥åƥ󥰤

KconfigSizeϡ֥ꥻåȥإѡפȸƤФץƤӽФȤ
äƥåȥޥꥻåȤޤꥻåȥإѤξܺ٤ϸҤ
֥ꥻåȥإѻ͡פι򻲾ȤƤ


ȥ꡼ॳС
============================================================

--- (1) 
ȥ꡼ॳСϡåȥޥΥ󥽡ϤKconfigSize
ġϤΥץǤ
KconfigSizeġϡåȥޥꥻåȤƱ˥ȥ꡼
Сưѥפ𤷤ƥȥ꡼ॳСɸϤ
ޤ̤¬꤬λȡKconfigSizeġϥȥ꡼
ॳСλƤ饿åȥޥꥻåȤޤθ塢
Ƥӥȥ꡼ॳСưƼ¬ꥵԤޤ
ư٤ȥ꡼ॳСϡեˤäƻꤹ뤳Ȥ
ޤʻˡξܺ٤ configure_jp.txt 򻲾ȡ
KconfigSizeĥ꡼ˤϡsstreamפȤꥢ륳󥽡ѤΥȥ꡼
ॳСѰդƤޤꥢʳˡǥåȥޥ
³ˤϡȼΥȥ꡼ॳСɬפޤ
ʲȥ꡼ॳСäɬפʾ򵭤ޤ

--- (2) ׵ᵡǽ
ȥ꡼ॳСϰʲ׵褦Ƥ

- åȥޥΥ󥽡ϤɸϤ˽ϤƤ
- ¬̤ȡKconfigSizeġϥȥ꡼ॳ
  СФ SIGTERM ޤ̤¬ꤷƤ饿
  åȥޥ󤬥ꥻåȤޤǤδ֤˲Ԥϡ
  SIGTERM ΥʥϥɥƤ
  ʤåȥޥꥻåȤľˡKconfigSizeġϥ
  ꡼ॳС SIGKILL ޤ


ꥻåȥإѻ
============================================================

ꥻåȥإѤϡåȥޥꥻåȤ뤿ΥץǤ
ư٤ꥻåȥإѤϡեˤäƻꤹ뤳ȤǤޤ
ʻˡξܺ٤ configure_jp.txt 򻲾ȡ
KconfigSizeĥ꡼ˤϡtresetפȤꥻåȥإѤѰդƤ
KconfigSizeġ뤫ϡåѥץ parallel_reset.sh Ƥ
Фޤˡtreset ϡåȥޥŸ饤³줿졼
ܥåѥݡȤ椹뤿ΥץǤ
ʳˡǥåȥޥꥻåȤˤϡȼΥꥻå
إѤɬפޤ

ꥻåȥإѤФƤϡåȥޥꥻåȤǤ뤳Ȱʳ
׵Ϥޤ

